RALEC
旺 詮
1 Scope
Thick Film Chip Resistors
Product Specification
Document No.
Released Date
Page No.
IE-SP-010
2011/02/20
1/21
This specification is applicable to lead and halogen free RTT series thick film chip
resistors.
2 Explanation Of Part Numbers
(EX)
RTT
03
101
J
TP
Resistance
Tolerance
B=± 0.1%
D=± 0.5%
F=± 1%
G=± 2%
J=± 5%
Packaging
Type
Lead-Free Thick Film
Chip Resistors
Size
01(0201)
02(0402)
03(0603)
05(0805)
06(1206)
12(1210)
20(2010)
25(2512)
Nominal Resistance
3－
Digit
E24 Series
EX 10Ω =100
4.7Ω =4R7
Jumper=000
E96 Series
EX 10.2Ω =10R2
10KΩ =1002
Jumper=0000
4－
Digit
TH
TP
P2
P3
P4
TE
BA
2mm Picth Carrier Tape 10000pcs
4mm Picth Carrier Tape 5000pcs
4mm Picth Carrier Tape 10000pcs
4mm Picth Carrier Tape 15000pcs
4mm Picth Carrier Tape 20000pcs
4mm Picth Carrier Tape 4000pcs
Bulk Case
3 General Specifications
3.1 Resistance Range:
≧
1
Ω
Type
Rated
Max.
Max.
T.C.R.
Power at Working Overload
(ppm/℃ )
70℃
Voltage Voltage
Resistance Range
B(± 0.1%)
E-24、E-96
------
------
D(± 0.5%)
E-24、E-96
1Ω≦R＜10Ω
F(± 1%)
E-24、E-96
1Ω≦R＜10Ω
10Ω≦R≦1MΩ
1Ω≦R＜10Ω
1M＜R≦10MΩ
10Ω≦R≦1MΩ
1Ω≦R＜10Ω
1M＜R≦10MΩ
10Ω≦R≦1MΩ
1Ω≦R＜10Ω
1M＜R≦10MΩ
10Ω≦R≦1MΩ
1Ω≦R＜10Ω
1M＜R≦10MΩ
10Ω≦R≦1MΩ
1M＜R≦10MΩ
1Ω≦R＜10Ω
10Ω≦R≦1MΩ
------
1Ω≦R＜10Ω
10Ω≦R≦1MΩ
------
1Ω≦R＜10Ω
Jumper
Jumper
Rated
Resistance
Current
Value
G(± 2%)、J(± 5%)
J
F
J
F
E-24
(± 5%) (± 1%) (± 5%) (± 1%)
1Ω≦R＜10Ω
10Ω≦R≦1MΩ
1Ω≦R＜10Ω
1M＜R≦20MΩ
------
1Ω≦R≦20MΩ
------
1Ω≦R≦20MΩ
------
1Ω≦R≦20MΩ
------
10Ω≦R≦20MΩ
1Ω≦R＜10Ω
------
10Ω≦R≦10MΩ
1Ω≦R＜10Ω
------
10Ω≦R≦10MΩ
1Ω≦R＜10Ω
2A
7A
50mΩ 20mΩ
MAX. MAX.
2A
5A
50mΩ 20mΩ
MAX. MAX.
2A
4A
50mΩ 20mΩ
MAX. MAX.
2A
3.5A
2A
2.5A
1A
2A
1A
1.5A
0.5A
0.5A
50mΩ 35mΩ
MAX. MAX.
50mΩ 20mΩ
MAX. MAX.
50mΩ 20mΩ
MAX. MAX.
50mΩ 20mΩ
MAX. MAX.
50mΩ 20mΩ
MAX. MAX.
RTT01
(0201)
RTT02
(0402)
RTT03
(0603)
RTT05
(0805)
RTT06
(1206)
RTT12
(1210)
1
w
20
1
w
16
1
w
10
1
w
8
1
w
4
1
w
2
25V
50V
50V
100V
-200
+400
±
200
±
100
±
200
±
100
10Ω≦R≦10MΩ 10Ω≦R≦10MΩ 10Ω≦R≦10MΩ
100Ω≦R≦1MΩ 10Ω≦R≦1MΩ
------
------
100Ω≦R≦1MΩ 10Ω≦R≦1MΩ
------
1Ω≦R＜10Ω
75V
150V
150V
300V
±
200
±
100
±
200
±
100
100Ω≦R≦1MΩ 10Ω≦R≦1MΩ
------
1Ω≦R＜10Ω
100Ω≦R≦1MΩ 10Ω≦R≦1MΩ
------
1Ω≦R＜10Ω
200V
400V
±
200
±
100
100Ω≦R≦1MΩ 10Ω≦R≦1MΩ
------
------
------
------
200V
400V
±
200
±
400
RTT20
(2010)
3
w
4
±
100
100Ω≦R≦1MΩ 10Ω≦R≦1MΩ
------
------
------
------
------
------
------
------
200V
400V
±
200
±
400
±
100
RTT25
(2512)
100Ω≦R≦1MΩ 10Ω≦R≦1MΩ
1W
200V
400V
±
200
±
400
Operating Temperature Range
－55℃
~
＋155℃
(0201:－55℃ ~
＋125℃)
Approved
Checked
Written
Remark
IT’ S NOT UNDER CONTROL FOR PDF FILE
Issue Dep.
DATA Center.
PLS NOTE THE VERSION STATED.
Do not copy without permission
Series No.
60
RALEC
旺 詮
Rated Power
at 70℃
Thick Film Chip Resistors
Product Specification
Max. Rated
Current
Max. Overload
Current
T.C.R
( ppm /
℃
)
±
600
±
300
±
250
±
200
±
1500
±
1200
±
600
±
300
±
600
±
400
±
1500
±
1200
±
800
±
600
±
200
±
1500
±
1200
±
1000
±
600
±
200
±
1500
±
1000
±
700
±
400
±
200
±
1500
±
1200
±
900
±
500
±
200
±
1500
±
1200
±
900
±
500
±
200
Document No.
Released Date
Page No.
IE-SP-010
2011/02/20
2/21
3.2 Resistance Range:
＜
1
Ω
Type
Resistance Range
F(± 1%)、G(± 2%)、J((± 5%)
E-24、E-96
80
≦R＜200
mΩ
200≦R＜400 mΩ
400
≦R＜600
mΩ
600≦R＜1000 mΩ
10≦R＜37 mΩ
37≦R＜60 mΩ
60≦R＜100 mΩ
100
≦R＜200
mΩ
200
≦R＜500
mΩ
500
≦R＜1000
mΩ
10
≦R＜19
mΩ
19
≦R＜33
mΩ
33
≦R＜50
mΩ
50
≦R＜100
mΩ
100
≦R＜1000
mΩ
10
≦R＜19
mΩ
19
≦R＜25
mΩ
25
≦R＜50
mΩ
50
≦R＜100
mΩ
100
≦R＜1000
mΩ
10
≦R＜19
mΩ
19
≦R＜25
mΩ
25
≦R＜50
mΩ
50
≦R＜100
mΩ
100
≦R＜1000
mΩ
10
≦R＜19
mΩ
19
≦R＜25
mΩ
25
≦R＜50
mΩ
50
≦R＜100
mΩ
100
≦R＜1000
mΩ
10
≦R＜19
mΩ
19
≦R＜25
mΩ
25
≦R＜50
mΩ
50
≦R＜100
mΩ
100
≦R＜1000
mΩ
RTT02
(0402)
1/16W
0.88A
2.2A
RTT03
(0603)
1/10W
3.16A
7.91A
RTT05
(0805)
1/8W
3.53A
8.82A
RTT06
(1206)
1/3W
5.77A
14.42A
RTT12
(1210)
1/2W
7.07A
17.67A
RTT20
(2010)
3/4W
8.66A
21.65A
RTT25
(2512)
1W
10A
25A
Operating Temperature Range
－55℃
~
＋155℃
Remark
IT’ S NOT UNDER CONTROL FOR PDF FILE
Issue Dep.
DATA Center.
PLS NOTE THE VERSION STATED.
Do not copy without permission
Series No.
60
RALEC
旺 詮
Type
Operating
Temperature
Range
Thick Film Chip Resistors
Product Specification
RTT01 (0201)
－55℃
~
＋125℃
For resistors operated in ambient temperatures
above 70℃, power rating shall be derated in
accordance with figure below.
100
70
Document No.
Released Date
Page No.
IE-SP-010
2011/02/20
3/21
3.3 Power Derating Curve:
Other
－55℃
~
＋155℃
For resistors operated in ambient temperatures
above 70℃, power rating shall be derated in
accordance with figure below.
100
70
Explain
Rated Power(%)
80
60
40
20
0
-55
20
40
60
80 100 120 140 160
125
Rated Power(%)
80
60
40
20
0
-55
20
40
60
80 100 120 140 160
155
Figure
Ambient temperature (
℃
)
Ambient temperature (
℃
)
3.4 Voltage Rating or Current Rating:
3.4.1 Resistance Range:≧1Ω
Rated Voltage: The resistor shall have a DC continuous working voltage or a rms.
AC continuous working voltage at commercial-line frequency and wave form
corresponding to the power rating, as determined from the following:
E= Rated voltage (v)
P= Power rating (w)
R= Nominal resistance(Ω)
3.4.2 Resistance Range:＜1Ω
Rated Current: The resistor shall have a DC continuous working current or a rms.
AC continuous working current at commercial-line frequency and wave form
corresponding to the power rating, as determined from the following:
I= Rated current (A)
P= Power rating (w)
R= Nominal resistance(Ω)
Remark
IT’ S NOT UNDER CONTROL FOR PDF FILE
Issue Dep.
DATA Center.
PLS NOTE THE VERSION STATED.
Do not copy without permission
Series No.
60
RALEC
旺 詮
4 Dimensions
Thick Film Chip Resistors
Product Specification
Dimensions
TYPE
RTT01
RTT02
RTT03
RTT05
RTT06
RTT12
RTT20
RTT25
Size Code
Document No.
Released Date
Page No.
IE-SP-010
2011/02/20
4/21
Unit : mm
L
W
H
L1
L2
0201
0402
0603
0805
1206
1210
2010
2512
0.60± 0.03 0.30± 0.03
1.00± 0.10 0.50± 0.05
1.60± 0.10 0.80± 0.10
2.00± 0.10 1.25± 0.10
3.05± 0.10 1.55± 0.10
3.05± 0.10 2.55± 0.10
5.00± 0.20 2.50± 0.20
6.30± 0.20 3.20± 0.20
0.23± 0.03 0.15± 0.05 0.15± 0.05
0.30± 0.05 0.20± 0.10 0.25± 0.10
0.45± 0.10 0.30± 0.15 0.30± 0.15
0.50± 0.10 0.35± 0.20 0.35± 0.15
0.55
+0.10
-0.05
0.45± 0.20 0.35± 0.15
0.55± 0.10 0.50± 0.20 0.50± 0.20
0.55± 0.10 0.60± 0.20 0.60± 0.20
0.55± 0.10 0.60± 0.20 0.60± 0.20
5 Structure Graph
1
2
3
4
5
Ceramic substrate
Bottom inner electrode
Top inner electrode
Resistive layer
1st Protective coating
6
7
8
9
10
2nd Protective coating
Marking
Terminal inner electrode
Ni plating
Sn plating
Remark
IT’ S NOT UNDER CONTROL FOR PDF FILE
Issue Dep.
DATA Center.
PLS NOTE THE VERSION STATED.
Do not copy without permission
Series No.
60
RALEC
旺 詮
Thick Film Chip Resistors
Product Specification
Document No.
Released Date
Page No.
IE-SP-010
2011/02/20
5/21
6 Reliability Test
6.1 Electrical Performance Test
ITEM
Conditions
Specifications
Resistors
Refer to item 3. general
specifications
Jumper
NA
（
R2－ R1）
Temperature
TCR（ppm /
℃）＝
R1（ T2－ T1）
×
10
6
Coefficient of
Resistance
R1: Resistance at room temperature
Short Time
Overload
R2: Resistance at -55℃ or +125℃
T1: Room temperature
T2: Temperature -55℃ or +125℃
Refer to JIS-C5201-1 4.8
Refer to item 3.
Applied 2.5 times rated voltage for 5 seconds and release
1.Resistance Range:≧1Ω
0.1%、0.5%、1%:± (1.0%＋0.05Ω) general
the load for about 30 minutes , then measure its resistance
2%、5%:± (2.0%＋0.10Ω) specifications
variance rate. (Rated voltage refer to item 3. general
2.Resistance Range:<1Ω
specifications)
1%、2%、5%:± (2.0%＋0.001Ω)
Jumper : Applied Maximum overload current
No evidence of mechanical damage.
Type RTT01 RTT02 RTT03 RTT05 RTT06 RTT12 RTT20 RTT25
Jumper
±
5%
±
1%
(0201) (0402) (0603) (0805) (1206) (1210) (2010) (2512)
1.25A 2.5A 2.5A
5A
5A
5A
5A
5A
1.25A 3.75A
5A
6.25A 8.75A 10A 12.5A 17.5A
Insulation
Resistance
Refer to JIS-C5201-1 4.13
Put the resistor in the fixture, add 100 VDC in + ,- terminal
≧10
9
Ω
for 60 sec then measured the insulation resistance between
electrodes and insulating enclosure or between electrodes
and base material.
Refer to JIS-C5201-1 4.6
Dielectric
Withstand
Voltage
Intermittent
Overload
Put the resistor in the fixture, add VAC (see SPEC below) No short or burned on the appearance.
in +,- terminal
for.
RTT05、06、12、20、25 apply 500 VAC 1 minute.
RTT01、02、03 apply 300 VAC 1 minute.
Refer to JIS-C5201-1 4.7
1.Resistance Range:≧1Ω
Put the tested resistor in chamber under temperature 25±
Refer to item
±
(5.0%＋0.10Ω)
3. general
2℃ and load 2.5 times rated DC voltage for 1 sec on , 25
2.Resistance Range:<1Ω
+400
specifications
sec off ,
10000
0
test cycles, then it be left at no-load for
±
(5.0%＋0.001Ω)
1 hour , then measure its resistance variance rate.
Jumper : Applied Maximum overload current
Type
Jumper
±
5%
±
1%
RTT01
(0201)
1.25A
1.25A
RTT02 RTT03 RTT05 RTT06 RTT12 RTT20 RTT25
(0402) (0603) (0805) (1206) (1210) (2010) (2512)
2.5A 2.5A
5A
5A
5A
5A
5A
3.75A
5A
6.25A 8.75A 10A 12.5A 17.5A
Resistance
R
＜100Ω
100Ω
≦R＜1KΩ
1KΩ
≦R＜10KΩ
10KΩ
≦R＜100KΩ
100KΩ
≦R＜1MΩ
1MΩ
≦R
Refer to JIS-C5201-1 4.13
Noise Level
Refer to JIS-C5201-1 4.12
Noise
≦-10db(0.32
uV/V)
≦
0db(1.0 uV/V)
≦
10db(3.2 uV/V)
≦
15db(5.6 uV/V)
≦
20db(10 uV/V)
≦
30db(32 uV/V)
NA
Remark
IT’ S NOT UNDER CONTROL FOR PDF FILE
Issue Dep.
DATA Center.
PLS NOTE THE VERSION STATED.
Do not copy without permission
Series No.
60
为我们提建议&公告
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
